Summary statistics for nmcrash dataset :

by Jean Roth , jroth@nber.org , 22 Oct 2016

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       state |      8,626    24.77904    16.12135          1         56
     st_case |      8,626    248587.4    161080.9      10008     560123
      veh_no |      8,626           0           0          0          0
      per_no |      8,626    1.120914    .6349152          1         16
    mtm_crsh |      8,626    11.32854    22.39643          0         99

by Jean Roth , jroth@nber.org , 22 Oct 2016